Home / 2,192.47-3,026.94-2,087.22

Finding the Fourth Proportional to 2,192.47, 3,026.94 and 2,087.22

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Solution

The fourth proportional to 2,192.47, 3,026.94 and 2,087.22 is: 2,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.47 : 3,026.94 = 2,087.22 : x
  2. Step 2: Convert to fraction form
    2,192.47/3,026.94 = 2,087.22/x
  3. Step 3: Cross multiply
    2,192.47x = 3,026.94 × 2,087.22
  4. Step 4: Simplify right side
    2,192.47x = 6,317,893.82
  5. Step 5: Solve for x
    x = 6,317,893.82/2,192.47
  6. Step 6: Final answer
    x = 2,881.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.